Billancourt (Billancourt)
- commune in Somme, France
- Country:
- Postal Code: 80190
- Coordinates: 49° 44' 11" N, 2° 53' 36" E
- GPS tracks (wikiloc): [Link]
- Area: 4.95 sq km
- Population: 174
- Wikipedia en: wiki(en)
- Wikipedia: wiki(fr)
- Wikidata storage: Wikidata: Q1028012
- Wikipedia Commons Category: [Link]
- Freebase ID: [/m/0999ry]
- GeoNames ID: Alt: [6444275]
- SIREN number: [218001006]
- BnF ID: [152765892]
- archINFORM location ID: [552]
- INSEE municipality code: 80105
Shares border with regions:

Languevoisin-Quiquery
- commune in Somme, France
- Country:
- Postal Code: 80190
- Coordinates: 49° 44' 52" N, 2° 55' 52" E
- GPS tracks (wikiloc): [Link]
- Area: 4.83 sq km
- Population: 186
- Web site: [Link]

Biarre
- commune in Somme, France
- Country:
- Postal Code: 80190
- Coordinates: 49° 43' 18" N, 2° 52' 44" E
- GPS tracks (wikiloc): [Link]
- Area: 2.4 sq km
- Population: 69

Marché-Allouarde
- commune in Somme, France
- Country:
- Postal Code: 80700
- Coordinates: 49° 43' 39" N, 2° 52' 3" E
- GPS tracks (wikiloc): [Link]
- Area: 2.07 sq km
- Population: 59

Herly
- commune in Somme, France
- Country:
- Postal Code: 80190
- Coordinates: 49° 45' 21" N, 2° 52' 24" E
- GPS tracks (wikiloc): [Link]
- Area: 3.75 sq km
- Population: 46

Nesle
- commune in Somme, France
- Country:
- Postal Code: 80190
- Coordinates: 49° 45' 29" N, 2° 54' 36" E
- GPS tracks (wikiloc): [Link]
- Area: 7.72 sq km
- Population: 2376
- Web site: [Link]

Cressy-Omencourt
- commune in Somme, France
- Country:
- Postal Code: 80190
- Coordinates: 49° 43' 19" N, 2° 54' 41" E
- GPS tracks (wikiloc): [Link]
- Area: 7.67 sq km
- Population: 122

Rethonvillers
- commune in Somme, France
- Country:
- Postal Code: 80700
- Coordinates: 49° 44' 0" N, 2° 51' 58" E
- GPS tracks (wikiloc): [Link]
- Area: 7.12 sq km
- Population: 356